68003120

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9551}}^1$

素因数の和:9653

約数の個数: 40

約数和(自身を含む): 159900480

約数和(自身を除く): 91897360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 9551, 19102, 38204, 47755, 76408, 95510, 152816, 191020, 382040, 764080, 850039, 1700078, 3400156, 4250195, 6800312, 8500390, 13600624, 17000780, 34001560, 68003120]

約数ペア:

[(1, 68003120), (2, 34001560), (4, 17000780), (5, 13600624), (8, 8500390), (10, 6800312), (16, 4250195), (20, 3400156), (40, 1700078), (80, 850039), (89, 764080), (178, 382040), (356, 191020), (445, 152816), (712, 95510), (890, 76408), (1424, 47755), (1780, 38204), (3560, 19102), (7120, 9551)]